USB的具体细节和他的使用方法还有接口电路设计

acquisition with ADC and storing in SRAM wuth DMA. change sampling time throught USB and transfer sampling throught usb protocol in terrupt.

进行USB通讯的源码 所用芯片为EZ-USB2131Q-USB communication source for the chips used in the EZ-USB2131Q

USB的驱动编程实例，有一定的参考价值，可供学习及研发参考-USB-driven programming examples are useful for reference and research and development study

USB开发固件程序详细.-USB firmware development process in detail.

CH375 为USB主从芯片，内置协议，该文件中包含所有涉及到的CH375的用户资料-CH375 for USB master and slave chips, built-in protocol, the file contains all of the user information CH375

USB驱动传输数据握手的例程。还有类似的很多程序，需要的话请留言免费赠送。-USB drive to transfer data handshake routines.

WWWcam 是一个从基于视频设备的Webcam中抓图，存档，发布图片的工具。通过 CPiA webcam驱动，支持USB或其他端口。除了一般的通过浏览器连接 wwwcam 的功能外，还支持很多特有功能：自调整标题，自动修正亮度，通过和最新图片计较自动判断是否存储图片等-WWWcam is a video-based equipment from the Labs WebCam which Previously, archiving, publishing pictures of the tools. Through CPiA webcam drive, USB or other ports. Apart from the general browser connecting wwwcam functions, also supports many unique features : Self-adjusting title, automatically corrects brightness, and the latest pictures judgment regardless of whether automatic storage pictures

NandFlash 读写程序，ARM的，可以参考，还不错-NandFlash literacy procedures, ARM, we can make reference to, quite good

这是一个pc与avr通过D12进行USB通讯的简单实例，功能就是控制PORTC口.-This is a pc with avr through D12 USB communications simple example, PORTC function is to control the population.

D12的驱动程序-D12 driver